@import url("https://fonts.googleapis.com/css2?family=Manrope:wght@400;600;800&display=swap");

:root {
  --page-bg: #ffffff;
  --ink: #666666;
  --muted: #6b7280;
  --border: #e5e7eb;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--page-bg);
  color: var(--ink);
  font-family: "Manrope", "Helvetica Neue", sans-serif;
  line-height: 1.6;
  transition: background-color 180ms ease, background 180ms ease;
}

p {
  margin: 0;
}

.page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 2.25rem 1.25rem 3.4rem;
}

.hero {
  margin-bottom: 1.3rem;
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin: 0 0 0.6rem;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.lang-link {
  border: none;
  background: none;
  padding: 0;
  font: inherit;
  color: inherit;
  cursor: pointer;
  transition: color 120ms ease, text-decoration-color 120ms ease;
}

.lang-link.is-active {
  color: var(--ink);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.lang-link:focus-visible {
  outline: 2px solid #111827;
  outline-offset: 3px;
}

.lang-divider {
  opacity: 0.6;
}

h1 {
  margin: 0.35rem 0 0.25rem;
  font-size: clamp(2.35rem, 5vw, 3.3rem);
  letter-spacing: -0.02em;
}

h2 {
  margin: 0;
  font-size: 1.2rem;
  color: var(--ink);
}

.lede {
  max-width: 52ch;
  color: var(--ink);
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  margin: 0;
  color: var(--muted);
}

.palette-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.4rem;
  margin-top: 0.85rem;
}

.palette-card {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.swatches {
  display: flex;
  gap: 0;
  overflow: visible;
}

.swatch {
  position: relative;
  flex: 1 1 0;
  height: 60px;
  min-height: 60px;
  background: var(--swatch-color, #d6d6d6);
  overflow: hidden;
  transition: flex-basis 260ms cubic-bezier(0.22, 0.61, 0.36, 1);
}

.swatch::after {
  display: none;
}

.swatch-hex {
  border: none;
  background: none;
  appearance: none;
  font: inherit;
  outline: none;
  position: absolute;
  left: 50%;
  top: 50%;
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--ink);
  text-shadow: none;
  padding: 0;
  border-radius: 999px;
  opacity: 0;
  transform: translate(-50%, -50%) scale(0.9);
  transition: opacity 140ms ease, transform 140ms ease, color 140ms ease;
  cursor: pointer;
  user-select: none;
}

.swatch-hex:focus-visible {
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.8);
}

.swatch:hover .swatch-hex,
.swatch:focus-within .swatch-hex {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

.swatch:hover,
.swatch:focus-within {
  z-index: 2;
  flex-basis: 110px;
}

.swatch-hex[data-copied="true"] {
  text-decoration: underline;
}

.toast-container {
  position: fixed;
  left: 50%;
  bottom: 22px;
  transform: translateX(-50%);
  display: grid;
  gap: 0.6rem;
  z-index: 30;
  pointer-events: none;
}

.toast {
  padding: 0.65rem 0.95rem;
  background: rgba(17, 24, 39, 0.92);
  color: #f8fafc;
  font-size: 0.95rem;
  border-radius: 999px;
  box-shadow: 0 14px 35px rgba(0, 0, 0, 0.18);
  transform: translateY(8px);
  will-change: opacity, transform;
  animation: toast-in 220ms ease forwards, toast-out 200ms ease 1800ms forwards;
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes toast-out {
  to {
    opacity: 0;
    transform: translateY(10px);
  }
}

.swatch-hex[data-tone="dark"] {
  color: #f8fafc;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.35);
}

.swatch-hex[data-tone="light"] {
  color: var(--ink);
  text-shadow: none;
}

.palette-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  color: var(--muted);
}

.palette-footer h2 {
  font-size: 1rem;
  font-weight: 800;
}

.source-link,
.source-label {
  font-size: 0.9rem;
  color: var(--muted);
  text-decoration: none;
  margin-left: auto;
}

.source-link:hover {
  text-decoration: underline;
}

.site-footer {
  margin-top: 2.2rem;
  padding: 1.4rem 0 0.8rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.95rem;
}

.site-footer a {
  color: inherit;
  font-weight: 700;
  text-decoration: none;
}

.site-footer a:hover {
  text-decoration: underline;
}